661330505 is an odd 9-digits composite number following 661330504
and preceding 661330506 . In scientific notation, it is written as 6.61330505 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 479775360 positive integers (up to 661330505) that are relatively prime to 661330505.
661330505 has 16 divisors, whose sum is 867888000
The reverse of 661330505 is 505033166
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
six hundred sixty-one million three hundred thirty thousand five hundred five
Scientific notation
6.61330505 × 10^8
Engineering notation
6.61330505 × 10^6
Prime Factorization
5 × 11 × 409 × 29399
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
661330505
Product of the distinct prime numbers
The prime factorization of 661330505 is 5 × 11 × 409 × 29399.
Since it has a total of 4 prime factors.
6 , 6 , 78 , 79 , 800 , 130 , 4040 , 5842 , 67085 , 42907 , 154785 , 836094 , 1333877 , 9727626 , 92041964 , 34691169 , 235391684 , 604359246 , 5626957239 , 3671932885
n×2
1322661010
n×3
1983991515
n×4
2645322020
n×5
3306652525
n÷2
330665252.5
n÷3
220443501.66667
n÷3
165332626.25
n÷5
132266101
n2
437358036843555025
n3
2.8923821137156E+26
n4
1.9128205239165E+35
n5
1.2650065630561E+44
2 √n
25716.347038411
3 √n
871.24343492189
4 √n
160.36317232585
5 √n
58.087637183815
1 , 5 , 11 , 55 , 409 , 2045 , 4499 , 22495 , 29399 , 146995 , 323389 , 1616945 , 12024191 , 60120955 , 132266101 , 661330505
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-661330504
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 661330505 can be divided by 16 positive divisors.
The sum of these divisors (counting 661330505) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111011010110001101001001001
3
Ternary
1201002102001220102
4
Quaternary
213122301221021
5
Quinary
2323300034010
6
Senary
145342335145
8
Octal
4732615111
10
Decimal
661330505
12
Duodecimal
16558a4b5
16
Hexadecimal
276b1a49
20
Vigesimal
a6d6655
36
Base36
axqlvt
md5
5ae24ce4ac938edfa1b4cf6683f3f8df
sha1
b3928a4987cbccfd6d2659378b58ee37d0cef58d
sha256
ae257836cddeb9a2beae79adb21aa8deaef8df35e84cb005b14eaddad0fab1b7
sha512
f47e4b421d35145a954ebe51c6e11a8b9f060c3b146d07a6a9f37bbf1d6ce5aef123f60dd66320393275587074ff3a1f305b2970e390cac2dd6657c7298d4710
ripemd-160
2d7e23b4ac3ca0e1b31458bde1dcf71c0095e310
Diameter
1322661010
Circumference
4155262112.2057
Area
1.3740007955362E+18
Volume
1.2115581866431E+27
Surface area
5.4960031821447E+18
Circumference
4155262112.2057
Perimeter
2645322020
Area
437358036843555025
Diagonal
935262569.38205
Surface area
2624148221061330150
Volume
2.8923821137156E+26
Space diagonal
1145458035.2552
Perimeter
1983991515
Area
1.893815852279E+17
Altitude
572729017.62759
Surface area
1.893815852279E+17
Volume
3.4087050106516E+25
Height
311754189.79402